CN109955162A - A kind of floating type crankshaft radial positioning device - Google Patents
A kind of floating type crankshaft radial positioning device Download PDFInfo
- Publication number
- CN109955162A CN109955162A CN201711402343.0A CN201711402343A CN109955162A CN 109955162 A CN109955162 A CN 109955162A CN 201711402343 A CN201711402343 A CN 201711402343A CN 109955162 A CN109955162 A CN 109955162A
- Authority
- CN
- China
- Prior art keywords
- positioning device
- radial positioning
- floating type
- crankshaft
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 19
- 238000009434 installation Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000007634 remodeling Methods 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The present invention discloses a kind of floating type crankshaft radial positioning device, including bracket and positioning device, the bracket is removably fixed on ground or workbench, the positioning device position-adjustable formula, which floats up and down, is connected to the frame upper, and the connecting rod neck of the positioning device and crankshaft can release formula and offset.A kind of floating type crankshaft radial positioning device of the invention, the crankshaft mixed production of its compatible a variety of connecting rod neck diameter, a variety of crank throw radiuses, improve remodel efficiency and positioning accuracy, avoid because position error greatly caused by journal surface scratch, reduce the scrappage of product.
Description
Technical field
The present invention relates to crankshaft field of locating technology, more particularly to a kind of floating type crankshaft radial positioning device.
Background technique
As shown in Figure 1, key components and parts one of of the crankshaft 2 as engine, its oilhole edge is easy to produce hair after processing
Thorn, available machines used people remove the burr, prevent crankshaft 2 and bearing shell inordinate wear.Domestic and international crankshaft oil hole deburring machine at present
People uses stationary structure radial positioning crank-shaft link neck, as shown in Fig. 2, can only to be compatible with 3 diameter of connecting rod neck identical for the structure
2 mixed production of crankshaft.When 3 diameter of connecting rod neck is different, radial positioning block 8 must be replaced by remodeling, this not only influences efficiency of remodeling, and
And the stability of radial positioning is influenced, and then lead to 3 surface scratching of connecting rod neck of crankshaft 2.
Summary of the invention
The present invention is completed to solve in the prior art insufficient, and the object of the present invention is to provide a kind of floating type
Crankshaft radial positioning device, the crankshaft mixed production of compatible a variety of connecting rod neck diameters, a variety of crank throw radiuses, improves and remodels
Efficiency and positioning accuracy, avoid because position error greatly caused by journal surface scratch, reduce the scrappage of product.
A kind of floating type crankshaft radial positioning device of the invention, including bracket and positioning device, the bracket are detachable
It is fixed on ground or workbench, the positioning device position-adjustable formula, which floats up and down, is connected to the frame upper, described
The connecting rod neck of positioning device and crankshaft can release formula and offset.
A kind of floating type crankshaft radial positioning device of the invention may also is that
The positioning device is floated up and down by floating installation position-adjustable formula and is connected to the frame upper.
The floating installation includes pedestal and at least two guide rods, each guide rod position adjustable elastic movable supports
In on the bracket, the pedestal is removably fixed in the guide rod top, and the positioning device is removably fixed in the bottom
Seat top.
Spring is arranged on the guide rod, the spring upper surface offsets with the base lower surface, the spring following table
Face offsets with the rack upper surface.
The guide rod lower part is equipped with mounting base, and the mounting base is removably fixed in the frame upper, under the guide rod
Portion is removably fixed in the mounting base, and the spring lower surface offsets with the mounting base upper surface.
The positioning device includes radial positioning block, and the radial positioning block is removably fixed on the floating installation
Portion, the radial positioning block can release formula with the connecting rod neck and offset.
Middle part is equipped with " V " shape and is open on the radial positioning block.
Opening left and right sides portion is equipped with insert, and the insert is removably fixed in the opening, the insert
Formula can be released with the connecting rod neck to offset.
The insert is made of nylon material.
A kind of floating type crankshaft radial positioning device of the invention, including bracket and positioning device, the bracket are detachable
It is fixed on ground or workbench, the positioning device position-adjustable formula, which floats up and down, is connected to the frame upper, described
The connecting rod neck of positioning device and crankshaft can release formula and offset.In this way, its crank throw radius is different because of different types of crankshaft,
When crank throw radius is smaller, connecting rod neck spatial position is lower, on the contrary, connecting rod neck spatial position is got over if crank throw radius is bigger
Height just needs to adjust the height of positioning device contact positioning device with connecting rod neck, is just able to achieve different crank throws at this time
The radial positioning function of radius crankshaft.At this time, it is necessary to utilize floating type crankshaft radial positioning device provided by the invention, use
When, which is placed in below crankshaft, positioning dress is then adjusted according to the height of the connecting rod neck when front crankshaft
The height set, by the height of regulating positioning device, makes to position because positioning device is that position adjustable floats on frame upper
Device is contacted and is fixed with connecting rod neck, to complete the radial positioning of crankshaft, and then improves the stability of crankshaft.The radial positioning
Device is adaptable to the connecting rod neck of different location height, in use, need to only adjust the height of positioning device, come make positioning device with
Connecting rod neck is contacted and is fixed.Compared to existing technologies, a kind of floating type crankshaft radial positioning device of the invention, can
The crankshaft mixed production of compatible a variety of connecting rod neck diameters, a variety of crank throw radiuses, improves remodel efficiency and positioning accuracy, avoid because
Position error causes journal surface to scratch greatly, reduces the scrappage of product.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of crankshaft of the prior art.
Fig. 2 is a kind of structural schematic diagram of fixed crankshaft radial positioning device of the prior art.
Fig. 3 is a kind of structural schematic diagram of floating type crankshaft radial positioning device of the invention.
Fig. 4 is a kind of schematic diagram of application structure of floating type crankshaft radial positioning device of the invention.
Figure number explanation
1 ... bracket 2 ... crankshaft 3 ... connecting rod neck
4 ... pedestal 5 ... guide rod 6 ... springs
7 ... mounting base 8 ... radial positioning block 9 ... inserts
10 ... crank throw radiuses 11 ... opening
Specific embodiment
Fig. 3 to Fig. 4 with reference to the accompanying drawing makees a kind of floating type crankshaft radial positioning device of the invention further detailed
It describes in detail bright.
A kind of floating type crankshaft radial positioning device of the invention, please refers to Fig. 3-4, including bracket 1 and positioning device, institute
Bracket 1 is stated to be removably fixed on ground or workbench, the positioning device position-adjustable formula float up and down be connected to it is described
The connecting rod neck 3 of 1 top of bracket, the positioning device and crankshaft 2 can release formula and offset.In this way, because of different types of crankshaft 1, it
Crank throw radius 10 it is different, when crank throw radius 10 is smaller, 3 spatial position of connecting rod neck is lower, on the contrary, if crank throw radius 10
Bigger, 3 spatial position of connecting rod neck is higher, just needs to adjust the height of positioning device at this time to make positioning device and connecting rod neck 3
It is contacted, is just able to achieve the radial positioning function of different crank throw radius crankshafts 2.At this time, it is necessary to utilize provided by the invention
Floating type crankshaft radial positioning device, in use, the radial positioning device is placed in 2 lower section of crankshaft, then according to current bent
The height of the connecting rod neck 3 of axis 2 carrys out the height of regulating positioning device, because positioning device is that position adjustable floats on bracket 1
Portion makes positioning device contact and fix with connecting rod neck 3 by the height of regulating positioning device, so that the radial direction for completing crankshaft 2 is fixed
Position, and then improve the stability of crankshaft 2.The radial positioning device is adaptable to the connecting rod neck 3 of different location height, in use,
The height of positioning device need to be only adjusted, to make positioning device be contacted and be fixed with connecting rod neck 3.Compared to existing technologies,
A kind of floating type crankshaft radial positioning device of the invention, the crankshaft of compatible a variety of connecting rod neck diameters, a variety of crank throw radiuses
Mixed production improves remodel efficiency and positioning accuracy, avoid because position error greatly caused by journal surface scratch, reduce product
Scrappage.
A kind of floating type crankshaft radial positioning device of the invention, please refers to Fig. 3-4, the technical solution described in front
On the basis of it may also is that the positioning device is floated up and down by floating installation position-adjustable formula and is connected on the bracket 1
Portion.In this way, in use, the radial positioning device is placed in 2 lower section of crankshaft, then according to the height of the connecting rod neck 3 when front crankshaft 2
It spends to adjust the height of floating installation, because positioning device is located at the floating installation top, by adjusting floating installation height, makes
Positioning device is contacted and is fixed with connecting rod neck 3, to complete the radial positioning of crankshaft 2, and then improves the stability of crankshaft 2.It should
Radial positioning device is adaptable to the connecting rod neck 3 of different location height, in use, the height of floating installation need to be only adjusted, to make
Positioning device is contacted and is fixed with connecting rod neck 3.Further preferred embodiment is: the floating installation includes pedestal 4 and extremely
Few two guide rods 5, for each 5 position adjustable elastic movable supports of guide rod on the bracket 1, the pedestal 4 is detachable
It is fixed on 5 top of guide rod, the positioning device is removably fixed in 4 top of pedestal.In this way, floating installation is by pedestal
4 and at least two guide rod 5 form, 5 position adjustable elastic movable supports of guide rod are on the bracket 1, in use, by the radial direction
Positioning device is placed in 2 lower section of crankshaft, and the height of guide rod 5 is then adjusted according to the height of the connecting rod neck 3 when front crankshaft 2, from
And positioning device is made to contact and fix in connecting rod neck 3, to complete the radial positioning of crankshaft 2, and then improve the stabilization of crankshaft 2
Property.The connecting rod neck 3 that the radial positioning device is adaptable to different location height has come in use, need to only adjust the height of guide rod
At the positioning of crankshaft 2.Further preferred embodiment is: be arranged with spring 6 on the guide rod 5,6 upper surface of spring with it is described
4 lower surface of pedestal offsets, and 6 lower surface of spring offsets with 1 upper surface of bracket.In this way, the compression of spring 6 is set in guide rod
On 5, spring 6 connects pedestal 4 by guide rod 5 and bracket 1, pedestal 4 are supported by spring 6, and pedestal 4 can follow spring 6 together
It floats up and down along guide rod 5；In use, the radial positioning device is placed in 2 lower section of crankshaft, then according to when front crankshaft 2
The height of connecting rod neck 3 carrys out the height of adjustment spring 6, to make positioning device contact and fix in connecting rod neck 3, to complete crankshaft
2 radial positioning, and then improve the stability of crankshaft 2.The radial positioning device is adaptable to the connecting rod neck of different location height
3, in use, the height of spring 6 need to be only adjusted, to complete the positioning of crankshaft 2.Further preferred embodiment is: under the guide rod 5
Portion is equipped with mounting base 7, and the mounting base 7 is removably fixed in 1 top of bracket, and 5 lower part of guide rod is removably fixed in
In the mounting base 7,6 lower surface of spring offsets with 7 upper surface of mounting base.It is installed in this way, being arranged in 5 lower part of guide rod
Seat 7 improves the stability that guide rod 5 is installed by mounting base 7, and after mounting base 7, spring 6 connects mounting base 7 by guide rod 5
With pedestal 4, pedestal 4 is supported by spring 6, and pedestal 4 can follow spring 6 to float up and down together along guide rod 5, makes positioning device
It is contacted with connecting rod neck 3 and fixed.
A kind of floating type crankshaft radial positioning device of the invention, please refers to Fig. 3-4, the technical solution described in front
On the basis of it may also is that the positioning device includes radial positioning block 8, the radial positioning block 8 is removably fixed in described floating
Dynamic device top, the radial positioning block 8 can release formula with the connecting rod neck 3 and offset.In this way, pedestal 4 can follow spring 6 one
It rises and floats up and down along guide rod 5, radial positioning block 8 is located on pedestal 4, to make radial positioning block 8 with floating downward on pedestal 4
It is dynamic, to achieve the purpose that contact with connecting rod neck 3 and fix.Further preferred embodiment is: middle part is set on the radial positioning block 8
There is " V " shape opening 11.In this way, middle part is equipped with v-shaped opening 11 on radial positioning block 8, can preferably be positioned using the opening 11
2 connecting rod neck 3 of crankshaft effectively prevent crankshaft 2 to rotate.Further preferred embodiment is: 11 left and right sides portions of the opening are equipped with
Insert, the insert are removably fixed in the opening 11, and the insert 9 can release formula with the connecting rod neck 3 and offset.This
Sample, it is easy to wear with 2 contact portion of crankshaft, therefore two pieces of inserts 9 are installed at opening 11, if being used for a long time, insert 9 is worn
Afterwards, insert 9 is only needed to change, to reduce improvement cost.Further preferred embodiment is: the insert 9 is by nylon material
It is made.In this way, the material of insert 9 is made of nylon material, because nylon material is softer, when positioning, can prevent from scratching 2 table of crankshaft
Face, to extend 2 service life of crankshaft.
It is above-mentioned that only several specific embodiments in the present invention are illustrated, but can not be as protection model of the invention
Enclose, it is all according to the present invention in design spirit made by equivalent change or modification or equal proportion zoom in or out, should all
Think to fall into protection scope of the present invention.
Claims (9)
1. a kind of floating type crankshaft radial positioning device, it is characterised in that: including bracket and positioning device, the bracket is detachable
It is fixed on ground or workbench, the positioning device position-adjustable formula, which floats up and down, is connected to the frame upper, described
The connecting rod neck of positioning device and crankshaft can release formula and offset.
2. floating type crankshaft radial positioning device according to claim 1, it is characterised in that: the positioning device passes through floating
Dynamic adjustable float up and down of setting position is connected to the frame upper.
3. floating type crankshaft radial positioning device according to claim 2, it is characterised in that: the floating installation includes bottom
Seat and at least two guide rods, for each guide rod position adjustable elastic movable supports on the bracket, the pedestal is removable
It unloads and is fixed on the guide rod top, the positioning device is removably fixed in the pedestal top.
4. floating type crankshaft radial positioning device according to claim 3, it is characterised in that: be arranged with bullet on the guide rod
Spring, the spring upper surface offset with the base lower surface, and the spring lower surface offsets with the rack upper surface.
5. floating type crankshaft radial positioning device according to claim 4, it is characterised in that: the guide rod lower part is equipped with peace
Seat is filled, the mounting base is removably fixed in the frame upper, and the guide rod lower part is removably fixed in the mounting base,
The spring lower surface offsets with the mounting base upper surface.
6. according to floating type crankshaft radial positioning device described in claim 2-5 any one claim, it is characterised in that:
The positioning device includes radial positioning block, and the radial positioning block is removably fixed in the floating installation top, the diameter
Formula can be released with the connecting rod neck to locating piece to offset.
7. floating type crankshaft radial positioning device according to claim 6, it is characterised in that: on the radial positioning block
Portion is open equipped with " V " shape.
8. floating type crankshaft radial positioning device according to claim 7, it is characterised in that: opening left and right sides portion
It is equipped with insert, the insert is removably fixed in the opening, and the insert can release formula with the connecting rod neck and offset.
9. floating type crankshaft radial positioning device according to claim 8, it is characterised in that: the insert is by nylon material
It is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711402343.0A CN109955162A (en) | 2017-12-22 | 2017-12-22 | A kind of floating type crankshaft radial positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711402343.0A CN109955162A (en) | 2017-12-22 | 2017-12-22 | A kind of floating type crankshaft radial positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109955162A true CN109955162A (en) | 2019-07-02 |
Family
ID=67019001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711402343.0A Pending CN109955162A (en) | 2017-12-22 | 2017-12-22 | A kind of floating type crankshaft radial positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109955162A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372533A (en) * | 2020-10-30 | 2021-02-19 | 广西玉柴机器股份有限公司 | Bidirectional double-floating centering positioning mechanism |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010099785A (en) * | 2008-10-24 | 2010-05-06 | Pascal Engineering Corp | Work pallet positioning and fixing mechanism |
| CN201613464U (en) * | 2010-02-23 | 2010-10-27 | 林素伟 | Crankshaft oblique oil hole drilling jig |
| CN102240914A (en) * | 2011-06-22 | 2011-11-16 | 天润曲轴股份有限公司 | Self-centering device for crankshaft connecting-rod neck |
| CN202240752U (en) * | 2011-08-31 | 2012-05-30 | 桂林福达曲轴有限公司 | Crank shaft processing and clamping device capable of detecting phase angle and flexibly indexing |
| CN102554874A (en) * | 2010-12-17 | 2012-07-11 | 天润曲轴股份有限公司 | Crankshaft fitting assembling device |
| CN103111884A (en) * | 2013-03-08 | 2013-05-22 | 天润曲轴股份有限公司 | Automatic clamping device for milling crankshaft key groove |
| CN103817555A (en) * | 2012-11-19 | 2014-05-28 | 上汽通用五菱汽车股份有限公司 | Crankshaft processing device |
| CN204658015U (en) * | 2015-05-25 | 2015-09-23 | 庆铃汽车（集团）有限公司 | A kind of bent axle milling fixture |
| CN105064721A (en) * | 2015-08-09 | 2015-11-18 | 朱金凤 | Support frame for building construction |
| CN105149855A (en) * | 2015-08-19 | 2015-12-16 | 苏州金鸿顺汽车部件股份有限公司 | Clamp for spot welding of two points on arc-shaped surface of workpiece |
| CN105458920A (en) * | 2015-12-20 | 2016-04-06 | 重庆市庆颖摩托车配件有限公司 | Fixing device for motorcycle engine end cover machining |
| CN205447140U (en) * | 2016-03-23 | 2016-08-10 | 深圳Tcl新技术有限公司 | Display device base and display device |
| CN107378556A (en) * | 2017-08-31 | 2017-11-24 | 湖州精特新材料有限公司 | A kind of motorcycle engine end cap processing fixing device |
| CN207807511U (en) * | 2017-12-22 | 2018-09-04 | 上汽通用五菱汽车股份有限公司 | A kind of floating type bent axle radial positioning device |
-
2017
- 2017-12-22 CN CN201711402343.0A patent/CN109955162A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010099785A (en) * | 2008-10-24 | 2010-05-06 | Pascal Engineering Corp | Work pallet positioning and fixing mechanism |
| CN201613464U (en) * | 2010-02-23 | 2010-10-27 | 林素伟 | Crankshaft oblique oil hole drilling jig |
| CN102554874A (en) * | 2010-12-17 | 2012-07-11 | 天润曲轴股份有限公司 | Crankshaft fitting assembling device |
| CN102240914A (en) * | 2011-06-22 | 2011-11-16 | 天润曲轴股份有限公司 | Self-centering device for crankshaft connecting-rod neck |
| CN202240752U (en) * | 2011-08-31 | 2012-05-30 | 桂林福达曲轴有限公司 | Crank shaft processing and clamping device capable of detecting phase angle and flexibly indexing |
| CN103817555A (en) * | 2012-11-19 | 2014-05-28 | 上汽通用五菱汽车股份有限公司 | Crankshaft processing device |
| CN103111884A (en) * | 2013-03-08 | 2013-05-22 | 天润曲轴股份有限公司 | Automatic clamping device for milling crankshaft key groove |
| CN204658015U (en) * | 2015-05-25 | 2015-09-23 | 庆铃汽车（集团）有限公司 | A kind of bent axle milling fixture |
| CN105064721A (en) * | 2015-08-09 | 2015-11-18 | 朱金凤 | Support frame for building construction |
| CN105149855A (en) * | 2015-08-19 | 2015-12-16 | 苏州金鸿顺汽车部件股份有限公司 | Clamp for spot welding of two points on arc-shaped surface of workpiece |
| CN105458920A (en) * | 2015-12-20 | 2016-04-06 | 重庆市庆颖摩托车配件有限公司 | Fixing device for motorcycle engine end cover machining |
| CN205447140U (en) * | 2016-03-23 | 2016-08-10 | 深圳Tcl新技术有限公司 | Display device base and display device |
| CN107378556A (en) * | 2017-08-31 | 2017-11-24 | 湖州精特新材料有限公司 | A kind of motorcycle engine end cap processing fixing device |
| CN207807511U (en) * | 2017-12-22 | 2018-09-04 | 上汽通用五菱汽车股份有限公司 | A kind of floating type bent axle radial positioning device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372533A (en) * | 2020-10-30 | 2021-02-19 | 广西玉柴机器股份有限公司 | Bidirectional double-floating centering positioning mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106052067B (en) | A kind of air-conditioning pendulum leaf position-limit mechanism and air conditioner | |
| CN207807511U (en) | A kind of floating type bent axle radial positioning device | |
| CN109955162A (en) | A kind of floating type crankshaft radial positioning device | |
| CN205774880U (en) | A kind of liftable electrode clamping device | |
| CN105290832A (en) | Novel fixing clamp for bearing machining | |
| CN106141633B (en) | Box bearing pressing method | |
| CN105510060B (en) | A kind of motorcycle vibration absorber mechanism for testing | |
| CN211343867U (en) | Electromechanical device vibration/noise reduction device | |
| CN205465607U (en) | Novel a polish for industrial design device | |
| CN205291396U (en) | Hand former fixed connection device | |
| CN203546379U (en) | De-noising and buffering mechanism for backstitching of sewing machine | |
| CN205057435U (en) | Bearing inner race pressure equipment mould with shock -absorbing structure | |
| CN207709673U (en) | A kind of oil storage cylinder flattening mold | |
| CN105571881B (en) | A kind of motorcycle vibration absorber test tool | |
| CN205703445U (en) | A kind of horizontal screw lead follows walking support means | |
| CN206048154U (en) | movable thread stand | |
| CN103510298A (en) | Noise-reduction buffer mechanism for sewing machine backstitch | |
| CN211351925U (en) | Motor damping base of oil pumping unit | |
| CN208276088U (en) | A kind of driven clamping device of generator lead-out wire torsion device | |
| CN209237352U (en) | Elastic roller structure and the buttocks special efficacy device for being equipped with the elastic roller structure | |
| CN208305423U (en) | A kind of ophthalmic lens slitter outside automatic feeding | |
| CN106826634B (en) | The grip device of grass trimmer head assembly production chain | |
| CN213842913U (en) | Rockwell hardness meter for detecting camshaft | |
| CN109262123B (en) | Welding fixture device for dual-mass flywheel balancing machine | |
| CN106078027B (en) | The fast automatic bonding machine of multistation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |